:root{--color-bg: #FEF9F0;--color-bg-secondary: #F8F1E3;--color-surface: #FFFFFF;--color-text: #2C2C2C;--color-text-secondary: #5A5A5A;--color-accent: #1B3A5C;--color-accent-hover: #2A5080;--color-border: #E0D8C8;--color-success: #2D8B5E;--color-warning: #C7882A;--color-error: #C0392B;--swatch-size: 44px;--swatch-gap: 4px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.hidden{display:none!important}.btn-primary{padding:8px 24px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);cursor:pointer;font-family:inherit;font-size:14px;transition:background .2s}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{background:var(--accent-dim);cursor:not-allowed;opacity:.6}.btn-secondary{padding:8px 24px;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;font-family:inherit;font-size:14px;transition:background .2s}.btn-secondary:hover{background:var(--bg-hover)}#upload-zone{cursor:pointer;user-select:none;flex:1;display:flex;align-items:center;justify-content:center;flex-direction:column}.upload-idle{border:2px dashed var(--border-light);border-radius:var(--radius);padding:48px 40px;max-width:440px;width:90%;box-sizing:border-box;text-align:center;transition:border-color .2s,background-color .2s,transform .2s}#upload-zone:hover .upload-idle{border-color:var(--accent);background:var(--bg-hover)}#upload-zone.drag-over .upload-idle{border-color:var(--accent);background:#1b3a5c0f;transform:scale(1.02)}#upload-zone.mobile-idle{cursor:default}#upload-zone.mobile-idle .upload-idle{border:none;background:transparent}.upload-btn-mobile{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 40px;font-size:17px;font-weight:600;font-family:inherit;color:#fff;background:var(--accent);border:none;border-radius:var(--radius);cursor:pointer;min-height:48px;min-width:200px;transition:background .2s,transform .15s;-webkit-tap-highlight-color:transparent}.upload-btn-mobile:active{transform:scale(.96);background:var(--accent-hover)}#upload-zone.mode-viewer{margin:0!important;border:none!important;border-radius:0!important;padding:0!important;cursor:default!important;align-items:stretch!important}#upload-zone.mode-viewer:hover{border-color:transparent;background:transparent}#seed-select-row{flex:1;display:flex;overflow:hidden;min-height:0}#seed-guide-panel{width:280px;flex-shrink:0;background:var(--bg-secondary);border-left:1px solid var(--border);overflow-y:auto;padding:20px 16px;display:flex;flex-direction:column;gap:14px}.seed-guide-title{font-size:16px;font-weight:700;color:var(--text-primary);padding-bottom:6px;border-bottom:2px solid var(--accent)}.seed-guide-text{font-size:14px;font-weight:600;color:var(--text-primary);margin:0;line-height:1.6}.seed-guide-example{display:flex;flex-direction:column;gap:6px}.seed-guide-label{font-size:13px;font-weight:600}.seed-guide-label.correct{color:var(--success)}.seed-guide-label.error{color:var(--error)}.seed-guide-img{width:66.6%;border-radius:var(--radius);border:1px solid var(--border);display:block;background:var(--bg-primary)}.seed-guide-divider{height:1px;background:var(--border);margin:2px 0}.seed-guide-shortcuts{padding-bottom:4px}.seed-guide-shortcut-title{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:6px}.seed-guide-shortcut-item{font-size:12px;color:var(--text-muted);line-height:1.8}@keyframes spin{to{transform:rotate(360deg)}}#toolbar{display:flex;align-items:center;gap:8px;padding:0 16px;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-shrink:0;min-height:40px}#btn-back{cursor:pointer;padding:4px 8px;border-radius:var(--radius-sm);color:var(--text-secondary);transition:background .15s,color .15s}#btn-back:hover{background:var(--bg-hover);color:var(--text-primary)}#filename-display{color:var(--text-muted);margin-left:8px;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}#sidebar-left{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);flex-shrink:0;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:4px}.sidebar-section{margin-bottom:8px;padding-bottom:8px;border-bottom:1px solid var(--border)}.sidebar-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.sidebar-label{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:6px;font-weight:600}.tool-buttons{display:flex;flex-direction:column;gap:3px}.tool-btn{display:flex;align-items:center;gap:8px;width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-surface);color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all .15s}.tool-btn:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--accent)}.tool-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.tool-btn .tool-icon{font-size:16px;flex-shrink:0;width:22px;text-align:center;line-height:1}.tool-btn .tool-label{font-size:12px;font-weight:500;line-height:1}#active-color-indicator{display:flex;align-items:center;gap:8px;padding:6px 8px;background:var(--bg-surface);border-radius:var(--radius);border:1px solid var(--border)}#active-color-swatch{width:24px;height:24px;border-radius:4px;border:2px solid var(--text-primary);flex-shrink:0}#active-color-hex{font-family:var(--font-mono);font-size:12px;color:var(--text-primary)}.sidebar-actions{display:flex;flex-direction:column;gap:4px}.btn-sidebar-action{width:100%;padding:7px 10px;background:var(--bg-surface);color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;font-family:inherit;font-size:13px;text-align:left;transition:all .15s}.btn-sidebar-action:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--accent)}.btn-primary-action{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}.btn-primary-action:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff}#file-actions{margin-top:auto;padding-top:12px;border-top:1px solid var(--border)}#workspace-main{flex:1;display:flex;overflow:hidden}#toolbar{height:40px;display:flex;align-items:center;gap:8px;padding:0 16px;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-shrink:0}#editor-area{flex:1;overflow:hidden;position:relative;background:#000}#editor-canvas{image-rendering:pixelated;image-rendering:crisp-edges;background:#fff;box-shadow:var(--shadow)}#editor-canvas-container{flex:1;overflow:hidden;position:relative;background:var(--bg-primary)}#side-panel{width:448px;background:var(--bg-secondary);border-left:1px solid var(--border);flex-shrink:0;display:flex;flex-direction:column}#palette-panel-container{flex:1;overflow-y:auto;padding:12px;min-height:0}#panel-divider{height:4px;background:var(--border);flex-shrink:0;cursor:row-resize;transition:background .15s}#panel-divider:hover{background:var(--accent)}#palette-search{width:100%;padding:6px 10px;margin-bottom:10px;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;outline:none;transition:border-color .2s}#palette-search::placeholder{color:var(--text-muted)}#palette-search:focus{border-color:var(--accent)}#palette-list{display:flex;flex-direction:column;gap:2px}.palette-tier{margin-bottom:4px}.tier-label{padding:6px 8px;font-size:12px;font-weight:600;color:var(--text-secondary);background:var(--bg-surface);border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:6px;user-select:none;transition:background .15s}.tier-label:hover{background:var(--bg-hover)}.tier-label .toggle-indicator{font-size:10px;color:var(--text-muted)}.palette-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:var(--swatch-gap);padding:4px}.palette-swatch{aspect-ratio:1;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative;transition:transform .15s,box-shadow .15s;border:2px solid transparent;min-width:0}.palette-swatch:hover{transform:scale(1.3);z-index:10;box-shadow:0 2px 12px #0006}.palette-swatch.selected{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent),0 0 8px #1b3a5c4d}.swatch-code{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;font-family:var(--font-mono);text-shadow:0 0 2px rgba(0,0,0,.8),0 0 2px rgba(255,255,255,.8);pointer-events:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:1px}#replace-section{flex-shrink:0;padding:10px 12px}.section-title{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:6px}#replace-list{display:flex;flex-direction:column;gap:2px;max-height:300px;overflow-y:auto}.stat-item{display:grid;grid-template-columns:42px 38px 20px 14px 20px 42px 38px 1fr 40px 42px;gap:4px;align-items:center;padding:2px 4px;border-radius:var(--radius-sm);font-size:13px;transition:background .15s}.stat-item:hover{background:var(--bg-hover)}.stat-swatch{width:20px;height:20px;border-radius:2px;border:1px solid var(--border-light);flex-shrink:0}.stat-code{font-family:var(--font-mono);font-size:13px;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stat-arrow{color:var(--text-muted);font-size:13px;text-align:center}.stat-count{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);text-align:right;padding-right:4px}.cn-common{color:var(--success);font-size:12px;padding:1px 3px;border-radius:2px;background:#4ecca31a}.cn-medium{color:var(--warning);font-size:12px;padding:1px 3px;border-radius:2px;background:#ffc1071a}.cn-rare{color:var(--error);font-size:12px;padding:1px 3px;border-radius:2px;background:#ff47571a}.btn-replace{padding:2px 0;font-size:12px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;text-align:center;transition:background .15s}.btn-replace:hover{background:var(--accent-hover)}.btn-show-location{padding:2px 0;font-size:12px;background:transparent;color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;text-align:center;transition:all .15s}.btn-show-location:hover{background:var(--bg-hover);color:var(--accent);border-color:var(--accent)}.btn-show-location.active{background:#1b3a5c1f;color:var(--accent);border-color:var(--accent)}.stat-cn{font-size:12px;padding:1px 3px;border-radius:2px;font-weight:600;white-space:nowrap;text-align:center;line-height:1.3}.stat-swatch-target{border-style:dashed;border-color:var(--text-muted)}.stat-code-target{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stat-item-basic{opacity:.55}.stat-divider{font-size:12px;color:var(--text-muted);padding:4px 0 2px;border-top:1px dashed var(--border);margin-top:2px}.replace-empty{font-size:13px;color:var(--text-muted);text-align:center;padding:12px 0}#status-bar{height:28px;display:flex;align-items:center;padding:0 16px;background:var(--bg-secondary);border-top:1px solid var(--border);font-size:12px;color:var(--text-muted);flex-shrink:0;gap:16px}#status-text{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#cell-debug-panel{margin-top:12px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.cell-crop-img{max-width:200px;border:1px solid var(--border);image-rendering:pixelated;border-radius:var(--radius-sm)}.cell-ocr-steps{font-size:12px;line-height:1.6}.cell-ocr-step{padding:2px 0;color:var(--text-secondary)}.cell-ocr-result{padding:4px 8px;border-radius:var(--radius-sm);font-size:12px;margin-top:4px}.manual-code-section{margin-top:10px;display:flex;gap:6px}.manual-code-input{flex:1;padding:6px 8px;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:var(--font-mono);outline:none}.manual-code-input:focus{border-color:var(--accent)}.manual-code-btn{padding:6px 14px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:13px;white-space:nowrap;transition:background .15s}.manual-code-btn:hover{background:var(--accent-hover)}#ocr-preview-canvas{image-rendering:pixelated;image-rendering:crisp-edges;max-width:100%;border:1px solid var(--border);border-radius:var(--radius)}#ocr-preview-container{display:flex;flex-direction:column;align-items:center;gap:16px;width:100%}.loading-spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.palette-section{margin-bottom:4px}.palette-section-header{padding:6px 8px;font-size:12px;font-weight:600;color:var(--text-secondary);background:var(--bg-surface);border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:6px;user-select:none;transition:background .15s}.palette-section-header:hover{background:var(--bg-hover)}.palette-swatch-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;padding:4px}.swatch-label{font-size:11px;font-weight:600;font-family:var(--font-mono);pointer-events:none}.toggle-indicator{font-size:10px;color:var(--text-muted);flex-shrink:0}#workspace-layout{flex:1;display:flex;overflow:hidden}#mobile-bottom-bar,#mobile-sheet,#mobile-sheet-backdrop{display:none}#mobile-bottom-bar{flex-shrink:0;background:var(--bg-secondary);border-top:1px solid var(--border);flex-direction:column}#mobile-tools-row{display:flex;justify-content:space-around;align-items:center;height:48px;padding:0 4px;gap:2px}.mobile-tool-btn{flex:1;height:40px;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:500;background:transparent;border-radius:var(--radius);color:var(--text-secondary);transition:background .15s,color .15s;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.mobile-tool-btn:active{background:var(--bg-hover)}.mobile-tool-btn.active{background:var(--accent);color:#fff}#mobile-canvas-ops-row{display:flex;justify-content:space-around;align-items:center;height:48px;padding:0 4px;gap:2px;border-top:1px solid var(--border-light)}#mobile-color-indicator{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;height:40px}#mobile-color-swatch{width:22px;height:22px;border-radius:3px;background:#000;border:1px solid var(--border);flex-shrink:0}#mobile-color-code{font-size:14px;font-weight:500;font-family:var(--font-mono);color:var(--text-primary);white-space:nowrap}#mobile-panel-tabs{display:flex;justify-content:space-around;align-items:center;height:44px;padding:0 8px;gap:4px;border-top:1px solid var(--border-light)}.mobile-panel-tab{flex:1;height:36px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:500;background:var(--bg-surface);border-radius:var(--radius);color:var(--text-primary);transition:background .15s;-webkit-tap-highlight-color:transparent;touch-action:manipulation}.mobile-panel-tab:active{background:var(--bg-hover)}#mobile-sheet{position:fixed;bottom:0;left:0;right:0;max-height:60vh;background:var(--bg-surface);border-radius:16px 16px 0 0;z-index:1000;display:flex;flex-direction:column;transform:translateY(100%);transition:transform .3s ease;box-shadow:0 -4px 20px #00000026}#mobile-sheet.open{transform:translateY(0)}#mobile-sheet-header{display:flex;align-items:center;justify-content:space-between;height:44px;padding:0 16px;border-bottom:1px solid var(--border-light);flex-shrink:0}#mobile-sheet-title{font-size:15px;font-weight:600;color:var(--text-primary)}#mobile-sheet-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:18px;background:transparent;color:var(--text-muted);border-radius:50%;transition:background .15s;-webkit-tap-highlight-color:transparent}#mobile-sheet-close:active{background:var(--bg-hover)}#mobile-sheet-content{flex:1;overflow-y:auto;padding:12px;-webkit-overflow-scrolling:touch}#mobile-sheet-backdrop{position:fixed;inset:0;background:#0006;z-index:999;opacity:0;pointer-events:none;transition:opacity .3s ease}#mobile-sheet-backdrop.open{opacity:1;pointer-events:auto}@media(max-width:768px){#mobile-toast{position:fixed;bottom:100px;left:50%;transform:translate(-50%);background:#000000d1;color:#fff;padding:10px 20px;border-radius:8px;font-size:14px;z-index:9999;pointer-events:none;animation:toast-in .25s ease;white-space:nowrap}@keyframes toast-in{0%{opacity:0;transform:translate(-50%) translateY(10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}#mobile-seed-intro{font-size:14px!important;line-height:1.4}#mobile-seed-confirm.active{border-color:#48c78e!important;color:#48c78e!important;background:#48c78e2e!important;pointer-events:auto!important}#mobile-seed-confirm:active{opacity:.7;transform:scale(.97)}#mobile-seed-guide-toggle:active{opacity:.7}#seed-guide-panel{display:none}#sidebar-left{width:200px;padding:8px}#side-panel{width:280px}#palette-panel-container,#replace-section{padding:8px}.palette-grid,.palette-swatch-grid{grid-template-columns:repeat(6,1fr)}.swatch-label,.swatch-code{font-size:10px}.section-title{font-size:14px}.stat-item{font-size:12px}.stat-swatch{width:18px;height:18px}.stat-code,.stat-count,.stat-arrow,.stat-code-target{font-size:12px}.btn-replace,.btn-show-location,.cn-common,.cn-medium,.cn-rare,.stat-cn,.stat-divider{font-size:11px}#upload-zone{margin:0;padding:24px;border-radius:0;min-height:100vh;min-height:100dvh}#upload-zone.mode-viewer{min-height:auto}.upload-title{font-size:28px}.upload-hint{font-size:15px}.upload-formats{font-size:13px}.upload-btn-mobile{width:100%;max-width:280px;padding:16px 32px;font-size:18px}.tool-btn{padding:5px 8px;font-size:12px}.tool-btn .tool-icon{font-size:14px}.tool-btn .tool-label{font-size:11px}#sidebar-left,#side-panel,#status-bar{display:none}#workspace-main{flex-direction:column;flex:1}#editor-area{flex:1;min-height:0}#toolbar{padding:0 12px;gap:6px}#mobile-bottom-bar{display:flex}#mobile-sheet-content .palette-grid{grid-template-columns:repeat(5,1fr);gap:3px}#mobile-sheet-content .palette-swatch{border-radius:var(--radius-sm)}#mobile-sheet-content .palette-swatch:hover{transform:none;z-index:auto;box-shadow:none}#mobile-sheet-content .palette-swatch:active{opacity:.7}#mobile-sheet-content .swatch-code{font-size:9px}#mobile-sheet-content .tier-label{font-size:11px;padding:4px 6px}#mobile-sheet-content #replace-section{padding:0}#mobile-sheet-content .stat-item{font-size:12px;padding:4px 0}#mobile-sheet-content .btn-replace,#mobile-sheet-content .btn-show-location{min-height:36px;font-size:12px;padding:6px 10px}#editor-area canvas{touch-action:none}}@media(max-width:480px){#upload-zone{margin:0;padding:16px;gap:10px}.upload-title{font-size:24px}.upload-hint{font-size:14px}.upload-formats{font-size:12px}#toolbar{gap:4px;padding:0 8px}}